gas/

2005-02-13  Jan Beulich  <jbeulich@novell.com>

	* config/tc-ia64.c (md_parse_option): Handle -xnone and -xdebugn.
	(md_show_usage): Add -xnone, -xdebugn, and -xdebugx. Relocate default
	indicator.
	(ia64_init): Set md.detect_dv.
	(ia64_start_line): New static variable warned. Warn only once when
	encountering explicit stops in automatic mode.
	* doc/c-ia64.texi: Describe -xnone, -xdebugn, and -xdebugx.
	* NEWS: Mention new default mode.

gas/testsuite/
2005-02-13  Jan Beulich  <jbeulich@novell.com>

	* gas/ia64/label.l: Adjust line numbers.
	* gas/ia64/label.s: Add .explicit.
	* gas/ia64/nop_x.s: Likewise.
	* gas/ia64/opc-a.d: Add assembler option -xnone.
	* gas/ia64/opc-b.d: Likewise.
	* gas/ia64/opc-f.d: Likewise.
	* gas/ia64/opc-i.d: Likewise.
	* gas/ia64/opc-m.d: Likewise.
	* gas/ia64/opc-x.d: Likewise.
	* gas/ia64/pseudo.d: Likewise.
	* gas/ia64/regs.d: Likewise.
	* gas/ia64/tls.d: Likewise.
	* gas/ia64/unwind-err.l: Adjust line numbers.
	* gas/ia64/unwind-err.s: Remove explicit stops.

ld/testsuite/
2005-02-13  Jan Beulich  <jbeulich@novell.com>

	* ld-elfvers/vers.exp (as_options): New. Set to -x for ia64.
	(build_binary): Pass as_options to ld_assemble.
	(test_ldfail): Likewise.
	(build_exec): Likewise.
	Pass as_options to run_ld_link_tests.
	* ld-ia64/tlsbin.s: Add .explicit.
	* ld-ia64/tlsbinpic.s: Likewise.
	* ld-ia64/tlspic1.s: Likewise.

19 files changed, 85 insertions, 14 deletions

diff --git a/gas/ChangeLog b/gas/ChangeLog
index 19b4ee9..fe934ea 100644
--- a/gas/ChangeLog
+++ b/gas/ChangeLog
@@ -1,5 +1,16 @@
 2005-02-13  Jan Beulich  <jbeulich@novell.com>
 
+	* config/tc-ia64.c (md_parse_option): Handle -xnone and -xdebugn.
+	(md_show_usage): Add -xnone, -xdebugn, and -xdebugx. Relocate default
+	indicator.
+	(ia64_init): Set md.detect_dv.
+	(ia64_start_line): New static variable warned. Warn only once when
+	encountering explicit stops in automatic mode.
+	* doc/c-ia64.texi: Describe -xnone, -xdebugn, and -xdebugx.
+	* NEWS: Mention new default mode.
+
+2005-02-13  Jan Beulich  <jbeulich@novell.com>
+
 	* config/tc-ia64.c (dot_rot): Add comment that name strings should
 	be freed when wiping out previous state. Canonicalize names before
 	use. Free name string when detecting redefinition.
diff --git a/gas/NEWS b/gas/NEWS
index f9ab510..feaee1f 100644
--- a/gas/NEWS
+++ b/gas/NEWS
@@ -3,6 +3,9 @@
 * New command line option -munwind-check=[warning|error] for IA64
   targets.
 
+* The IA64 port now uses automatic dependency violation removal as its default
+  mode.
+
 * Port to MAXQ processor contributed by HCL Tech.
 
 * Added support for generating unwind tables for ARM ELF targets.
diff --git a/gas/config/tc-ia64.c b/gas/config/tc-ia64.c
index 7dcb67c..3da3dda 100644
--- a/gas/config/tc-ia64.c
+++ b/gas/config/tc-ia64.c
@@ -6830,6 +6830,10 @@ md_parse_option (c, arg)
 	{
 	  md.default_explicit_mode = 0;
 	}
+      else if (strcmp (arg, "none") == 0)
+	{
+	  md.detect_dv = 0;
+	}
       else if (strcmp (arg, "debug") == 0)
 	{
 	  md.debug_dv = 1;
@@ -6839,6 +6843,11 @@ md_parse_option (c, arg)
 	  md.default_explicit_mode = 1;
 	  md.debug_dv = 1;
 	}
+      else if (strcmp (arg, "debugn") == 0)
+	{
+	  md.debug_dv = 1;
+	  md.detect_dv = 0;
+	}
       else
 	{
 	  as_bad (_("Unrecognized option '-x%s'"), arg);
@@ -6880,9 +6889,14 @@ IA-64 options:\n\
   -mle | -mbe		  select little- or big-endian byte order (default -mle)\n\
   -munwind-check=[warning|error]\n\
 			  unwind directive check (default -munwind-check=warning)\n\
-  -x | -xexplicit	  turn on dependency violation checking (default)\n\
-  -xauto		  automagically remove dependency violations\n\
-  -xdebug		  debug dependency violation checker\n"),
+  -x | -xexplicit	  turn on dependency violation checking\n\
+  -xauto		  automagically remove dependency violations (default)\n\
+  -xnone		  turn off dependency violation checking\n\
+  -xdebug		  debug dependency violation checker\n\
+  -xdebugn		  debug dependency violation checker but turn off\n\
+			  dependency violation checking\n\
+  -xdebugx		  debug dependency violation checker and turn on\n\
+			  dependency violation checking\n"),
 	stream);
 }
 
@@ -7224,6 +7238,7 @@ ia64_init (argc, argv)
      char **argv ATTRIBUTE_UNUSED;
 {
   md.flags = MD_FLAGS_DEFAULT;
+  md.detect_dv = 1;
   /* FIXME: We should change it to unwind_check_error someday.  */
   md.unwind_check = unwind_check_warning;
 }
@@ -7301,7 +7316,15 @@ ia64_start_line ()
   if (input_line_pointer[0] == ';' && input_line_pointer[-1] == ';')
     {
       if (md.detect_dv && !md.explicit_mode)
-	as_warn (_("Explicit stops are ignored in auto mode"));
+	{
+	  static int warned;
+
+	  if (!warned)
+	    {
+	      warned = 1;
+	      as_warn (_("Explicit stops are ignored in auto mode"));
+	    }
+	}
       else
 	insn_group_break (1, 0, 0);
     }
diff --git a/gas/doc/c-ia64.texi b/gas/doc/c-ia64.texi
index cfe6469..4858cb9 100644
--- a/gas/doc/c-ia64.texi
+++ b/gas/doc/c-ia64.texi
@@ -75,17 +75,25 @@ assembler issue an error when an unwind directive check fails.
 
 @item -x
 @item -xexplicit
-These options turn on dependency violation checking.  This checking is turned on by
-default.
+These options turn on dependency violation checking.
 
 @item -xauto
 This option instructs the assembler to automatically insert stop bits where necessary
-to remove dependency violations.
+to remove dependency violations.  This is the default mode.
+
+@item -xnone
+This option turns off dependency violation checking.
 
 @item -xdebug
 This turns on debug output intended to help tracking down bugs in the dependency
 violation checker.
 
+@item -xdebugn
+This is a shortcut for -xnone -xdebug.
+
+@item -xdebugx
+This is a shortcut for -xexplicit -xdebug.
+
 @end table
 
 @cindex IA-64 Syntax
diff --git a/gas/testsuite/ChangeLog b/gas/testsuite/ChangeLog
index 823d36e..07662e9 100644
--- a/gas/testsuite/ChangeLog
+++ b/gas/testsuite/ChangeLog
@@ -1,5 +1,22 @@
 2005-02-13  Jan Beulich  <jbeulich@novell.com>
 
+	* gas/ia64/label.l: Adjust line numbers.
+	* gas/ia64/label.s: Add .explicit.
+	* gas/ia64/nop_x.s: Likewise.
+	* gas/ia64/opc-a.d: Add assembler option -xnone.
+	* gas/ia64/opc-b.d: Likewise.
+	* gas/ia64/opc-f.d: Likewise.
+	* gas/ia64/opc-i.d: Likewise.
+	* gas/ia64/opc-m.d: Likewise.
+	* gas/ia64/opc-x.d: Likewise.
+	* gas/ia64/pseudo.d: Likewise.
+	* gas/ia64/regs.d: Likewise.
+	* gas/ia64/tls.d: Likewise.
+	* gas/ia64/unwind-err.l: Adjust line numbers.
+	* gas/ia64/unwind-err.s: Remove explicit stops.
+
+2005-02-13  Jan Beulich  <jbeulich@novell.com>
+
 	* gas/ia64/pound.[ls]: New.
 	* gas/ia64/ia64.exp: Run new test.
 
diff --git a/gas/testsuite/gas/ia64/label.l b/gas/testsuite/gas/ia64/label.l
index 288fce5..89eba59 100644
--- a/gas/testsuite/gas/ia64/label.l
+++ b/gas/testsuite/gas/ia64/label.l
@@ -1,3 +1,3 @@
 .*: Assembler messages:
-.*:11: Error: Label must be first in a bundle
-.*:18: Error: Label must be first in a bundle
+.*:12: Error: Label must be first in a bundle
+.*:19: Error: Label must be first in a bundle
diff --git a/gas/testsuite/gas/ia64/label.s b/gas/testsuite/gas/ia64/label.s
index 6eff4c9..dbe5c38 100644
--- a/gas/testsuite/gas/ia64/label.s
+++ b/gas/testsuite/gas/ia64/label.s
@@ -1,3 +1,4 @@
+.explicit
 start:
 {.mii
 label0:
diff --git a/gas/testsuite/gas/ia64/nop_x.s b/gas/testsuite/gas/ia64/nop_x.s
index 33c7e0c..61265b3 100644
--- a/gas/testsuite/gas/ia64/nop_x.s
+++ b/gas/testsuite/gas/ia64/nop_x.s
@@ -1,3 +1,4 @@
+.explicit
 _start:
 {.mlx
 	nop	0
diff --git a/gas/testsuite/gas/ia64/opc-a.d b/gas/testsuite/gas/ia64/opc-a.d
index 44d7daf..ed599bd 100644
--- a/gas/testsuite/gas/ia64/opc-a.d
+++ b/gas/testsuite/gas/ia64/opc-a.d
@@ -1,3 +1,4 @@
+# as: -xnone
 # objdump: -d
 # name: ia64 opc-a
 
diff --git a/gas/testsuite/gas/ia64/opc-b.d b/gas/testsuite/gas/ia64/opc-b.d
index 9dd9874..64a4928 100644
--- a/gas/testsuite/gas/ia64/opc-b.d
+++ b/gas/testsuite/gas/ia64/opc-b.d
@@ -1,3 +1,4 @@
+#as: -xnone
 #objdump: -d
 #name: ia64 opc-b
 
diff --git a/gas/testsuite/gas/ia64/opc-f.d b/gas/testsuite/gas/ia64/opc-f.d
index 4b39b9b..fa53116 100644
--- a/gas/testsuite/gas/ia64/opc-f.d
+++ b/gas/testsuite/gas/ia64/opc-f.d
@@ -1,3 +1,4 @@
+# as: -xnone
 # objdump: -d --disassemble-zeroes
 # name: ia64 opc-f
 
diff --git a/gas/testsuite/gas/ia64/opc-i.d b/gas/testsuite/gas/ia64/opc-i.d
index 3b99593..5c2bf0c 100644
--- a/gas/testsuite/gas/ia64/opc-i.d
+++ b/gas/testsuite/gas/ia64/opc-i.d
@@ -1,3 +1,4 @@
+# as: -xnone
 # objdump: -d
 # name: ia64 opc-i
 
diff --git a/gas/testsuite/gas/ia64/opc-m.d b/gas/testsuite/gas/ia64/opc-m.d
index ea5ddac..dcd0195 100644
--- a/gas/testsuite/gas/ia64/opc-m.d
+++ b/gas/testsuite/gas/ia64/opc-m.d
@@ -1,3 +1,4 @@
+# as: -xnone
 # objdump: -d
 # name: ia64 opc-m
 
diff --git a/gas/testsuite/gas/ia64/opc-x.d b/gas/testsuite/gas/ia64/opc-x.d
index 77010e8..dc64558 100644
--- a/gas/testsuite/gas/ia64/opc-x.d
+++ b/gas/testsuite/gas/ia64/opc-x.d
@@ -1,3 +1,4 @@
+#as: -xnone
 #objdump: -d
 #name: ia64 opc-x
 
diff --git a/gas/testsuite/gas/ia64/pseudo.d b/gas/testsuite/gas/ia64/pseudo.d
index c636e50..67a1103 100644
--- a/gas/testsuite/gas/ia64/pseudo.d
+++ b/gas/testsuite/gas/ia64/pseudo.d
@@ -1,3 +1,4 @@
+# as: -xnone
 # objdump: -d
 # name: ia64 pseudo-ops
 
diff --git a/gas/testsuite/gas/ia64/regs.d b/gas/testsuite/gas/ia64/regs.d
index 8ff41a4..e51c500 100644
--- a/gas/testsuite/gas/ia64/regs.d
+++ b/gas/testsuite/gas/ia64/regs.d
@@ -1,3 +1,4 @@
+#as: -xnone
 #objdump: -d
 #name: ia64 regs
 
diff --git a/gas/testsuite/gas/ia64/tls.d b/gas/testsuite/gas/ia64/tls.d
index 57e0767..f067e05 100644
--- a/gas/testsuite/gas/ia64/tls.d
+++ b/gas/testsuite/gas/ia64/tls.d
@@ -1,3 +1,4 @@
+#as: -xnone
 #objdump: -dr
 #name: ia64 tls
 
diff --git a/gas/testsuite/gas/ia64/unwind-err.l b/gas/testsuite/gas/ia64/unwind-err.l
index 7641df7..153451f 100644
--- a/gas/testsuite/gas/ia64/unwind-err.l
+++ b/gas/testsuite/gas/ia64/unwind-err.l
@@ -29,6 +29,6 @@
 .*:36: Error: .save.b outside of prologue
 .*:37: Error: .altrp outside of prologue
 .*:42: Error: .prologue within prologue
-.*:52: Error: .body outside of procedure
-.*:59: Warning: Initial .prologue.*
-.*:66: Warning: Initial .body.*
+.*:50: Error: .body outside of procedure
+.*:57: Warning: Initial .prologue.*
+.*:64: Warning: Initial .body.*
diff --git a/gas/testsuite/gas/ia64/unwind-err.s b/gas/testsuite/gas/ia64/unwind-err.s
index 49cb6c9..f50cc3d 100644
--- a/gas/testsuite/gas/ia64/unwind-err.s
+++ b/gas/testsuite/gas/ia64/unwind-err.s
@@ -42,11 +42,9 @@ start:
 	.prologue
 	.save		ar.lc, r31
 	mov		r31 = ar.lc
-	;;
 	.body
 	.body
 	br.ret.sptk	rp
-	;;
 .personality personality
 .handlerdata
 .body